Feature: neon - similar to rainbow but user can choose the colors.

.gitignore

@@ -0,0 +1 @@
+.idea

ReadMe.md

@@ -22,6 +22,13 @@
   - white
   - gray
   - grey
+  - neonRed
+  - neonGreen
+  - neonYellow
+  - neonBlue
+  - neonMagenta
+  - neonCyan
+  - neonWhite
 
 ### background colors
 
@@ -54,6 +61,7 @@
   - america
   - trap
   - random
+  - neon
 
 
 ## Usage
@@ -70,6 +78,7 @@ console.log('i like cake and pies'.underline.red) // outputs red underlined text
 console.log('inverse the color'.inverse); // inverses the color
 console.log('OMG Rainbows!'.rainbow); // rainbow
 console.log('Run the trap'.trap); // Drops the bass
+console.log('Show this is neon'.neon('red', 'blue', 'green')) // neon
 
 ```
 
@@ -83,6 +92,7 @@ console.log(colors.red.underline('i like cake and pies')) // outputs red underli
 console.log(colors.inverse('inverse the color')); // inverses the color
 console.log(colors.rainbow('OMG Rainbows!')); // rainbow
 console.log(colors.trap('Run the trap')); // Drops the bass
+console.log(colors.neon('Show this is neon', 'red', 'blue', 'green')); // neon
 
 ```
 

examples/normal-usage.js

@@ -12,6 +12,8 @@ console.log("Drop the bass".trap)
 
 console.log("DROP THE RAINBOW BASS".trap.rainbow)
 
+console.log("Show this in neon".neon("neonRed", "blue", "neonYellow"))
+
 
 console.log('Chains are also cool.'.bold.italic.underline.red); // styles not widely supported
 

examples/safe-string.js

@@ -12,8 +12,9 @@ console.log(colors.trap("Drop the bass"))
 
 console.log(colors.rainbow(colors.trap("DROP THE RAINBOW BASS")));
 
-console.log(colors.bold.italic.underline.red('Chains are also cool.')); // styles not widely supported
+console.log(colors.neon("Show this in neon", "neonRed", "blue", "neonYellow"));
 
+console.log(colors.bold.italic.underline.red('Chains are also cool.')); // styles not widely supported
 
 console.log(colors.green('So ') + colors.underline('are') + ' ' + colors.inverse('inverse') + colors.yellow.bold(' styles! ')); // styles not widely supported
 

lib/colors.js

@@ -157,6 +157,7 @@ var sequencer = function sequencer (map, str) {
 // custom formatter methods
 colors.trap = require('./custom/trap');
 colors.zalgo = require('./custom/zalgo');
+colors.neon = require('./custom/neon');
 
 // maps
 colors.maps = {};

lib/custom/neon.js

@@ -0,0 +1,39 @@
+var colors = require('../colors');
+
+var getValidColors = function(clrs) {
+    var validColors = [];
+    clrs.forEach(function(clr) {
+        if(colors[clr]) {
+            validColors.push(clr);
+        }
+    });
+    return validColors;
+};
+
+module['exports'] = function(str) {
+    if(!str) {
+        return '';
+    }
+
+    var clrs = Array.prototype.slice.call(arguments, 1);
+
+    if(clrs.length == 0) {
+        return str.toString();
+    }
+
+    var validColors = getValidColors(clrs);
+    var chars = str.split('');
+    var neonChars = [];
+
+    chars.forEach(function(c) {
+        if(c === ' ') {
+            neonChars.push(c)
+        } else {
+          var colorCode = validColors.shift();
+          neonChars.push(colors[colorCode](c));
+          validColors.push(colorCode);
+        }
+    });
+
+    return neonChars.join('');
+}

lib/extendStringPrototype.js

@@ -54,6 +54,12 @@ module['exports'] = function () {
     return colors.america(this);
   });
 
+  String.prototype.neon = function() {
+      var args = Array.prototype.slice.call(arguments);
+      args.unshift(this);
+      return colors.neon.apply(null, args);
+  }
+
   //
   // Iterate through all default styles and colors
   //

lib/styles.js

@@ -47,6 +47,13 @@ var codes = {
   white: [37, 39],
   gray: [90, 39],
   grey: [90, 39],
+  neonRed: [91, 39],
+  neonGreen: [92, 39],
+  neonYellow: [93, 39],
+  neonBlue: [94, 39],
+  neonMagenta: [95, 39],
+  neonCyan: [96, 39],
+  neonWhite: [97, 39],
 
   bgBlack: [40, 49],
   bgRed: [41, 49],

tests/basic-test.js

@@ -30,6 +30,7 @@ assert.equal(s.strikethrough, '\x1B[9m' + s + '\x1B[29m');
 assert.equal(s.inverse, '\x1B[7m' + s + '\x1B[27m');
 
 assert.ok(s.rainbow);
+assert.ok(s.neon("red", "blue", "green"))
 
 aE(s, 'white', 37);
 aE(s, 'grey', 90);

tests/safe-test.js

@@ -27,6 +27,7 @@ assert.equal(colors.strikethrough(s), '\x1B[9m' + s + '\x1B[29m');
 assert.equal(colors.inverse(s), '\x1B[7m' + s + '\x1B[27m');
 
 assert.ok(colors.rainbow);
+assert.ok(colors.neon);
 
 aE(s, 'white', 37);
 aE(s, 'grey', 90);